docs: def integratedAutocorrelationTime(A_n, B_n=None, fast=False, mintime=3):
      """Estimate the integrated autocorrelation time.
  
      See Also
      --------
      statisticalInefficiency
  
      """
  
      g = statisticalInefficiency(A_n, B_n, fast, mintime)
      tau = (g - 1.0) / 2.0
      return tau